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Digital 4,8,12,16,32 Channel Paperless Temperature Thermocouple Data Logger with RS485 USB Alarm output

  • 1-9 Sets
  • >=10 Sets
OUTDOOR indoor Industrial
Temperature range:
-200 to 1300degC
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0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
10 day(s) after payment received
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Quick Details
Place of Origin:
Fujian, China
Brand Name:
Model Number:
Digital Channel Paperless Temperature Thermocouple Data Logger
Input Chanels:
1-16 channels input,option
Temperature input: RTD:
Temperature input: Thermocouple:
K,S,B,T,E,J,R,N ,Wer526, Wer523
Analog input:
4-20mA, 0-10mA,0-10VDC,0-5VDC,1-5VDC,0-500mV
RS485 communication, MODBUS-RTU protcol
Relay output:
16 relay outputs , 4 alarm limits per channel
Max. 6 channels 4-20mA retransmission output
Power supply:

Packaging & Delivery

Selling Units:
Single item
Single package size: 
25X25X20 cm
Single gross weight:
2.500 kg
Package Type:
stardard export package for KH300G: Digital 4,8,12,16,32 Channel Paperless Temperature Thermocouple Data Logger with RS485 USB Alarm output
Picture Example:
Lead Time :
Quantity(Sets) 1 - 100 >100
Est. Time(days) 10 To be negotiated
Product Display

KH300G: Digital 4,8,12,16,32 Channel Paperless Temperature Thermocouple Data Logger with RS485 USB Alarm output                                      Model No.: KH300G

KH3000G is high quality color paperless recorder , temperature recorder, tempertaure data logger,used the advanced technology, to be designed high quality and performance, isolated, high accuracy, universal use, to be aimed to monitor, record, analysis the processes in various industry application: temperature, pressure, flow , vibration, humidity , weight etc


Input Type 

Max. 16 analog input, each channel can be configurable as universal input
Thermocouple : K, S, N, E, J, T, B, R, Wer526, Wer523
RTD: PT100, CU50, CU100

Analog: 4-20mA, 0-10mA, 0-10VDC, 1-5VDC, 0-10VDC
mV: 0-60mV, 0-100mV, 0-500mV

Input Channels NO
Max. 16 Channels Input, each channels can be configurable flexibly ,universal input
16 relay output; 6 re transmission output; RS485 communication; RS232 printing port

Data Memory
Big capacity FLASH memory, up to 10 years for long time memory even power off
Data Save
8MB memory capacity with big capacity TF card expedition
(when the flash memory is with 1 period, the recorder will save the data in TF card )
Data Transfer
Data can be transferred by USB pen drive, then working our free PC software for data trend display and printing, data checking and export to Excel formal for further analysis
RS485 Communication
RS485 communication, universal standard MODBUS-RTU protocol; can be configurable with HMI. DCS, MCGS etc directly in market, 
Ethernet Comm.
Ethernet communication port, MODBUS TCP/IP protocol, can be configurable with HMI, DCS etc directly in market.
6 channels 4-20mA retransmission output
Flow Totalize
Flow totalize function, can be with 5 optional temperature and pressure compensation:
super-heated steam, saturated steam, normal gas, linear pressure, linear temperature

Can be generated with daily report, month report, shift report automatically

+,-, X, /, average, mini. max
True Color Display
5.6’’ TFT LCD screen display, wide view, high brightness, high resolution
144x144x180mm, standard size, easy to install and replace other brand item’s size
Easy Operation
With 5 keys for screen display , parameters setting etc all operation, easy user-friendly

Input Type
Analog Input :
0-5VDC, 1-5VDC, 0-10VDC
0-10mA , working with external 500Ω resistor;
4-20mA , working with external 250Ω precise resistor.
0-20mV,0-60mV, 0-100mV
Standard range: -20000 to 20000.
Thermocouple Input Range:
K ( -50 ~ 1300℃ ), S ( -50 ~ 1700℃ ),T ( -200 ~ 350℃ ) ,E ( 0 800℃ ),
J ( 0 ~ 1000℃ ), B ( 300 ~ 1800℃ ), N ( 0 ~ 1300℃ ), R(-50-1700℃) ,
WRE526 (-0 ~ 2300℃), WRE235 (0 ~ 2300℃)
RTD Input Range:
Cu50 ( -50 ~ 150℃ ) , Pt100 ( -200 ~ 600℃ ), Cu100 ( -50 ~ 150℃ )

Input Channels No.
Max.16 Channels ,each channel can be configurable flexibly as universal input. 
Please advise the exact channel no. when order
Sampling Time
less than 3s for all channels
Memory Time
45days x setting memorized interval time / ordered channels no.
Memory Interval Time
1-30000 seconds, can be seted flexibly

Up to 16 replay output, 250VAC, 3A relay contact output: NO or NC
Photoelectrical isolated RS485 communication output
Ethernet MODBUS TCP/IP communication output
RS232 printing output for mini printer to printer data
6 channels 4-20mA retransmission output
USB pen drive for data transfer
Power Supply
VAC: 100-240VAC, frequency: 47-63 HZ, max. power consumption: 5VA
VDC: 24VDC,max power consumption: 5VA (please advise when order)

Dimension: 144mm*144mm*73mm , Install Size: 130mm*131mm*70mm
Our Company

Trade Market

Since 2005, KEHAO has exported our instruments to various kinds of countries, Singapore, Malaysia, Thailand, India, south eastern Asia, South Africa, Canada, America, Europe, Chile and so on, widely used in various application: waste water application, boiler and oven , HVAC, metallurgy, petroleum, papermaking and so on, getting good feedbacks with our customers and partners in market. Welcome more and more partners to take part in KEHAO Team. Welcome!

Our Advantage

Q1: Are you a manufacturer or a trading company?
A: We are a professional manufacture and exporter in industrial process control and process instrumentation Since 2005;meanwhile we also offer trading company service if any other item you required from us

Q2: Where is your company located? How Can I visit you?
A: We are located in Xiamen city, Fujian province, China, a beautiful costal city in south of China, one of 5 economic
special zone in China, facing to Taiwan across the sea., next to Guangzhou, Zhejiang. You can fly to XIAME
International Airport or Xiamen Fast Train direclty, we will pick up you when your visiting. Kindly Welcome to visit us!

Q3: What is order MOQ?
A: MOQ:1pcs

Q4: OEM service offered?
A: Yes, sure! Also looking professional partner as our agent and distributor to take part KEHA O TEAM !

Q5: What is leading time and shipment
A: Leading time: 7 working days for production for within 10pcs; It will depending on if more than qualities
Shipment: Small order can be through TNT, DHL, FedEx, UPS etc express couriers; or by sea by load by air

Q6: What is warranty time and term
A:Warranty time: 1 year
During warranty, if the ordered goods after delivery are damaged with error caused only by itself quality problem, the goods can be returned to Kehao for free repair and maintenance. However, Kehao will be not responsible for free repair and maintenance if the goods is damaged and with error caused by user’s man-made and force majeure factor